ALSA: HDA: Fix internal microphone on Dell Studio 16 XPS 1645

commit ffe535edb9a9c5b4d5fe03dfa3d89a1495580f1b upstream.

More than one user reports that changing the model from "both" to
"dmic" makes their Internal Mic work.

Tested-by: Martin Ling <martin-launchpad@earth.li>
BugLink: https://bugs.launchpad.net/bugs/795823
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 5d2e97abb2eb446e65ab9d22ecea6b3c95eceb7b..0d8db75535d8548df548a72a2e9cc044d66b877d 100644 (file)
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1602,7 +1602,7 @@ static const struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02bd,
                                "Dell Studio 1557", STAC_DELL_M6_DMIC),
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02fe,
-                               "Dell Studio XPS 1645", STAC_DELL_M6_BOTH),
+                               "Dell Studio XPS 1645", STAC_DELL_M6_DMIC),
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0413,
                                "Dell Studio 1558", STAC_DELL_M6_DMIC),
        {} /* terminator */